Research Article
Triumphs and Tribulations in Teaching

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 25 August 2015, pp. 385395

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If everyone wanted girls more boys might be born

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 25 August 2015, pp. 396401

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The ‘stop after k girls or N children’ policy

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 25 August 2015, pp. 402423

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On some subsets of the rational solutions of the equations aX2 + bXY + cY2 = dZ2

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 25 August 2015, pp. 424428

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Vieta’s product for pi from the Archimedean algorithm

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 25 August 2015, pp. 429431

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Triangles meeting triangles

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 25 August 2015, pp. 432451

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Fingers find Fermat’s factorisation most probable

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 25 August 2015, pp. 452458

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Beyond the Basel problem: Euler’s derivation of the general formula for ζ (2n)

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 25 August 2015, pp. 459474

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Matter for Debate
Statistics education: fit for purpose?

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 25 August 2015, pp. 475478

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Notes
Notes 98.20 A concrete view of Euclid’s proof of the infinitude of primes

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 25 August 2015, pp. 479481

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98.21 Euclid numbers are free from powers

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 25 August 2015, pp. 482483

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98.22 Polynomials with all real roots

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 25 August 2015, p. 483

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98.23 Recursive formulas related to the Arithmetic–Geometric Mean

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 25 August 2015, pp. 484486

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98.24 An intriguing inequality

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 25 August 2015, pp. 487488

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98.25 An ancient approximation to the sine function

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 25 August 2015, pp. 488490

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98.26 Algorithms for x and [x]

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 25 August 2015, pp. 490492

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98.27 Necessary conditions for the convergence of series of positive terms

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 25 August 2015, pp. 493496

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98.28 If e < 2 then π is irrational

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 25 August 2015, pp. 497501

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98.29 Symmetry of continued fraction for

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 25 August 2015, pp. 501503

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98.30 The isoperimetric inequality for quadrilaterals

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 25 August 2015, p. 504

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